If a round plate has a radius of 6 inches, what is the area of the plate

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter